WO2008018344A1 - Dispositif de traitement d'informations, procédé de traitement d'informations, et programme informatique associé - Google Patents

Dispositif de traitement d'informations, procédé de traitement d'informations, et programme informatique associé Download PDF

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Publication number
WO2008018344A1
WO2008018344A1 PCT/JP2007/065098 JP2007065098W WO2008018344A1 WO 2008018344 A1 WO2008018344 A1 WO 2008018344A1 JP 2007065098 W JP2007065098 W JP 2007065098W WO 2008018344 A1 WO2008018344 A1 WO 2008018344A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
data
recorded
playlist
file
Prior art date
Application number
PCT/JP2007/065098
Other languages
English (en)
Japanese (ja)
Inventor
Atsushi Mae
Kenichiro Aridome
Yukio Isobe
Naoki Morimoto
Original Assignee
Sony Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corporation filed Critical Sony Corporation
Priority to EP07791778A priority Critical patent/EP2051515A4/fr
Priority to CN2007800013230A priority patent/CN101356807B/zh
Priority to US12/089,456 priority patent/US8582951B2/en
Priority to KR1020087008584A priority patent/KR101331290B1/ko
Publication of WO2008018344A1 publication Critical patent/WO2008018344A1/fr

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/32—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier
    • G11B27/322—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier used signal is digitally coded
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/32—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier
    • G11B27/327—Table of contents
    • G11B27/329—Table of contents on a disc [VTOC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2541—Blu-ray discs; Blue laser DVR discs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/84—Television signal recording using optical recording
    • H04N5/85—Television signal recording using optical recording on discs or drums
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
    • H04N9/8227—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal the additional signal being at least another television signal

Definitions

  • the present invention relates to an information processing apparatus, an information processing method, and a computer program that execute data recording or reproduction processing. More specifically, the present invention relates to an information processing apparatus, an information processing method, and a computer program that perform data recording and data reproduction according to a recording format having a hierarchical data management configuration.
  • HD High-Definition
  • the AVCHD format has been proposed as the latest HD data recording format.
  • the AVCHD format is, for example, a format in which a moving image stream shot by a video camera is encoded and recorded as an MP EG2-TS stream, and has a hierarchical data management configuration.
  • the recorded actual data is clip AV stream.
  • Management information corresponding to this actual data is scattered in each attribute information file of index (index), movie object (MovieObject), playlist (PlayList), clip information (Cliplnformation) It is set to be recorded.
  • the present invention has been made in view of the above-described problems.
  • recording processing is performed in a data recording format having a hierarchical data management configuration
  • editing and reproduction of recorded data is performed.
  • Another object of the present invention is to provide an information processing apparatus, an information processing method, and a computer program that enable efficient processing by eliminating the need for access to a large number of files during additional recording processing.
  • the first aspect of the present invention is a first aspect of the present invention.
  • An information processing device An information processing device,
  • the control unit is configured to perform data recording control in accordance with a data recording format having a hierarchical management configuration defined in advance, index information for recorded data, reproduction processing of recorded data, or
  • An information processing apparatus characterized in that it is configured to control recording on an information recording medium.
  • control unit is configured to perform an update process of the specific information in accordance with a change in data recorded on the information recording medium.
  • control unit is configured to execute the editing process of data recorded on the information recording medium or the specific information after completion of a data appending process on the information recording medium. It is the structure which performs the update process of
  • the specific information is recorded in an attribute information file storing attribute information defined in a data recording format having the hierarchical management configuration. It is the information selected from the selected information.
  • the specific information is recorded in a playlist file or a clip information file defined in a data recording format having the hierarchical management configuration.
  • ( ⁇ 9) It includes the file number of the clip AV stream recorded on the information recording medium, and the information of (A1) to ( ⁇ 9) above.
  • the specific information is a playlist file or a file specified in a data recording format having the hierarchical management configuration. Is the information recorded in the clip information file,
  • control unit is obtained from the index file and stored in the memory of the information processing device during the process of appending data to the information recording medium
  • the configuration is characterized in that at least one of the process for determining whether additional writing is possible or the process for determining the additional writing mode is executed with reference to the information.
  • control unit is obtained from the index file and stored in a memory of the information processing apparatus when editing data recorded on the information recording medium.
  • the specific information is referred to, and at least one of an editability determination process and an edit mode determination process is executed.
  • control unit is obtained from the index file and stored in a memory of the information processing apparatus during a reproduction process of data recorded on the information recording medium.
  • a process for acquiring information to be applied to the reproduction process is executed.
  • the data recording format having the hierarchical management configuration is an AVCHD format.
  • the second aspect of the present invention provides
  • An information processing device An information processing device,
  • a control unit for controlling reproduction or editing of data recorded on the information recording medium
  • the control unit reads data recorded in accordance with a data recording format having a predetermined hierarchical management configuration from the information recording medium and reproduces or edits the data. Indexing power that stores index information for recorded data, etc.
  • the specific information required for executing at least one of the above processes is read out, stored in a memory, and the data is reproduced or edited by referring to the memory storage information. It is in the information processing device.
  • the data recording format having the hierarchical management configuration is an AVCHD format.
  • the third aspect of the present invention provides
  • the control unit performs data recording control according to a data recording format having a predefined hierarchical management configuration, and also performs index processing on the recorded data as recorded data reproduction processing, or
  • An information processing method is characterized in that control is performed for storing specific information necessary for executing at least one of the above processes and recording the specific information on the information recording medium.
  • control unit performs an update process of the specific information in accordance with a change of data recorded on the information recording medium. It is characterized by.
  • control unit performs an editing process of data recorded on the information recording medium or a data appending process on the information recording medium.
  • the specific information is updated after completion.
  • the specific information is recorded in an attribute information file storing attribute information defined in a data recording format having the hierarchical management configuration. It is the information selected from the selected information.
  • the specific information is recorded in a playlist file or a clip information file defined in a data recording format having the hierarchical management configuration. Information, information required for editing recorded data or appending data to the information recording medium, that is, (A1) file size of playlist and clip information,
  • the specific information is recorded in a playlist file or a clip information file defined in a data recording format having the hierarchical management configuration.
  • Information that is necessary for the playback process of recorded data that is,
  • control unit is obtained from the index file and added to the memory of the information processing apparatus during the process of appending data to the information recording medium.
  • the control unit is obtained from the index file and added to the memory of the information processing apparatus during the process of appending data to the information recording medium.
  • control unit is configured to record information. Acquired from the above-mentioned Dedex file, in the process of editing and editing the data recorded on the medium. Refer to the above-mentioned special specific information information stored in the memory of the information information processing unit, and edit it. Judgment of whether or not it is possible or not The processing of whether or not it is at least a part of the decision processing processing of the editing compilation mode or the like This is a configuration that performs the actual execution of the above. .
  • the above-mentioned control control unit is In the process of replaying the data recorded on the information information recording / recording medium body, the above-mentioned index codec is used. Refer to the above-mentioned specific information information obtained from the file and stored in the memory of the information processing unit. Thus, the processing process for obtaining and obtaining the information information to be appropriately applied to the re-playing raw processing process is actually executed. Tosuru. .
  • the data recording format mat which has the structure of management structure, has the characteristic feature of being the AAVVCCHHDD format matte. .
  • the forty-fourth side surface of the present invention is:
  • a data record recording format having a hierarchy management structure that is defined in advance.
  • the data recorded and recorded in accordance with the master code is read out from the previously recorded information information recording medium and remains regenerated.
  • the index information information for the recording data is stored in the storage. From the Einde Dekukskusufairinorere,
  • the data recording format mat which has the structure of management structure, has the characteristic feature of being the AAVVCCHHDD format matte. .
  • the 55th side surface of the present invention is:
  • a data record recording format with a hierarchy management structure that is specified in advance.
  • a computer program that executes information processing in the information processing apparatus, and reads data recorded from the information recording medium according to a data recording format having a predetermined hierarchical management configuration by the control unit. Indexing power that stores the index information for the recorded data.
  • a computer that reads specific information necessary for executing at least one of the above processes, stores the specific information in a memory, and refers to the memory storage information to perform data reproduction or editing processing. 'In the program.
  • the computer 'program of the present invention is, for example, a storage medium or communication medium provided in a computer-readable format to a computer' system capable of executing various programs' codes, such as a CD or FD.
  • a computer program that can be provided via a recording medium such as MO or a communication medium such as a network.
  • system is a logical group configuration of a plurality of devices, and the devices of each configuration are not limited to being in the same casing.
  • a hierarchical management configuration such as the AVCHD format
  • the index file that stores the index information for the recorded data, the recorded data playback processing, editing processing, or data for the information recording medium Because it is configured to store specific information required for additional recording processing, it is no longer necessary to read out various files and acquire necessary information when playing back, editing, or appending recorded data. Or, editing or additional writing processing can be performed quickly.
  • FIG. 1 is a block diagram showing a configuration example of an information processing apparatus according to the present invention.
  • FIG. 2 is a diagram for explaining the data structure of recorded data in an information recording medium.
  • FIG.3 UM showing the relationship between playlist (PlayList), play item (Playltem), clip (Clip), clip information (Cliplnformation), clip AV stream (ClipAVStream)
  • FIG. 4 is a diagram for explaining a reference relationship of clips by a playlist.
  • FIG. 5 is a diagram illustrating the relationship between a main path, a sub path compatible playlist, and a clip set in the playlist.
  • FIG. 6 is a diagram for explaining the management structure of files recorded on an information recording medium.
  • FIG. 7 is a diagram for explaining a procedure for generating a playlist together with a clip of an AV stream according to video recording by a video camera.
  • FIG. 8 Recording by a video camera
  • FIG. 8 A diagram illustrating a procedure for generating a playlist together with a clip of an AV stream according to shooting.
  • FIG. 9 is a diagram for explaining the syntax of an index file.
  • FIG. 10 is a diagram for explaining the syntax of an extension information block of an index file.
  • Fig. 11 is a diagram for explaining a configuration example in the data block of the extension information block of the index file.
  • FIG. 12 is a diagram for explaining an example of configuration data in a manufacturer's private data block of an extension information block of an index file.
  • FIG.13 Structure of index file to ⁇ makers private data It is a figure explaining the specific information recorded on the data block in Isshikizu private data.
  • FIG. 14 is a diagram illustrating specific information recorded in the manufacturer's private data of the index file! /.
  • FIG. 15 is a diagram showing a flowchart for explaining a data processing sequence in the information processing apparatus.
  • FIG. 1 is a block diagram showing a configuration of an information processing apparatus 100 according to an embodiment of the present invention.
  • FIG. 1 shows the configuration of a video camera which is an example of the information processing apparatus of the present invention.
  • the information processing apparatus 100 includes a recording / reproduction control unit 110, a medium control unit (read / write processing unit) 120, a recording / reproduction work memory 130, a code decoding unit 140, and an input / output signal control unit 150.
  • the recording / playback control unit 110 includes a main control unit (processor) 111, a ROM 112, a RAM 113, and an input / output interface 114.
  • the information processing apparatus 100 records and reproduces data such as moving images using an information recording medium (medium) 180, for example.
  • Data recording on the information recording medium (medium) 180 is performed according to the AVCHD format.
  • the data recording configuration according to the AVCHD format will be described in detail in the next section [2. Data 'format].
  • the encoding / decoding unit 140 performs encoding on, for example, moving image data input from the input / output signal control unit 150. Code decoder 140 Then, for example, the video stream and the audio stream constituting the input moving image signal are encoded to generate a multiplexed data stream.
  • the data encoded by the encoding / decoding unit 140 is stored in the recording / playback work memory 130 and then recorded on the information recording medium (medium) 180 by the processing of the medium control unit 120.
  • the encoding process executed at the time of the data recording process in the encoding / decoding unit 140 is different from the case where the recording data is a moving image and the case where the recording data is a still image. And still image files are recorded.
  • the recording / playback control unit 110 controls various processes such as data recording processing and data playback processing executed by the information processing apparatus.
  • the recording / playback control unit 110 includes a main control unit (processor) 111, a ROM 112, a RAM 113, a human output interface 114, and a bus 115 for connecting them together.
  • the main control unit (processor) 111 issues an instruction to start / stop the code decoding process to the code decoding unit 140, for example.
  • an instruction to read data written to the information recording medium (medium) 180 is output to the medium control unit 120.
  • control is performed on the input / output signal control unit 150 such that the input signal from the code decoding unit 140 is captured and the captured input signal is output to the code decoding unit 140.
  • the ROM 112 of the recording / playback control unit 110 is a memory that holds programs executed by the main control unit (processor) 111 and various parameters, and is realized by an EEPROM such as a flash memory, for example.
  • the RAMI 13 is a memory that holds work data and the like necessary for program execution in the main control unit (processor) 111, and is realized by, for example, SRAM or DRAM.
  • the input / output interface 114 is an interface that is connected to, for example, a user input unit, a display unit, a network, and the like and inputs / outputs data and commands to / from the outside. For example, it is also used for updating programs in ROM112.
  • FIG. 2 shows an example of a data structure for recording data on the information recording medium (medium) 180.
  • the following describes the data recording configuration according to the AVCHD format.
  • the video stream recorded by the video camera is converted into the MPEG2-TS stream.
  • each file of an index (index), a movie object (MovieObject), a playlist (PlayList), clip information (Cliplnformation), and a clip AV stream (ClipAVStream) is generated and recorded.
  • the clip AV stream file corresponding to a predetermined data unit and the corresponding clip information file are collectively called a clip for convenience.
  • index (index) that stores management information other than the clip AV stream file that stores the captured video data
  • movie object MotionObject
  • playlist PlayList
  • clip information Click-through information file
  • the entire information recording medium 180 is managed in the file type layer of the index.
  • An index file is created for each title to be shown to the user, and the correspondence with movie objects is managed.
  • the playback order of playlists that should be managed in the movie object file is managed in the metadata of the index file. And! When the information recording medium is loaded in the player, the index is first read, and the user can see the title described in the index.
  • a movie object is a file that manages a playlist to be played back. References to movie objects are listed in the index as title entries. However, in the AVCHD format, the relationship between playlists and titles is managed by the metadata of the index file without referring to the movie object file.
  • the play list is a play list that is provided corresponding to the title shown to the user and is composed of at least one or more play items.
  • Each play item has a playback start point (IN point) and a playback end point (OUT point) for the clip, thereby specifying the playback section.
  • the playback order of each playback section can be specified. Play items that refer to different clips can be included in one playlist.
  • the reference relationship between the clip and the playlist can be freely set. For example, it is possible to refer to one clip from two playlists with different IN and OUT points. In addition, the reference relationship between the title and movie object can be set freely. Playlists are broadly divided into two types, real playlists (real playlists) and virtual playlists (virtual playlists), depending on the reference relationship with the clip.
  • the real playlist is the original 'playlist for the title, recorded by the video camera' and recorded in the order in which the play items for the video stream taken were recorded.
  • the virtual playlist is a playlist for creating a user-defined playlist by non-destructive editing, and does not have a clip (AV stream) unique to the virtual playlist. This refers to the clip or a part of the clip registered in the real playlist. That is, the user can cut out only the necessary playback sections from a plurality of clips, and edit the virtual playlist by collecting the play items indicating these sections.
  • the clip AV stream is a stream recorded on the information recording medium 180 in the MPEG-TS format. Is a file in which the program is stored. Image data is stored in this file.
  • Clip information exists in a pair with a clip AV stream file, and is a file in which information about a stream necessary for reproducing an actual stream is described.
  • an index index
  • movie object MovieObject
  • playlist PlayList
  • clip information Cliplnformation attribute information file
  • AV moving image data
  • AV stream (ClipAVStream): Content data
  • Clip information A file that has a one-to-one correspondence with an AV stream and defines the attributes of the corresponding AV stream. (For example, coding, size, time-to-address conversion, playback management information, time map, etc. are included.)
  • Play item Data that specifies the playback section at the playback start point and playback end point for clip information (Cliplnformation).
  • Playlist A playlist composed of one or more play items (Playltem).
  • Mark Generally, it is present in the play list (PlayList) and indicates the temporal position where the playback content exists. Generally, a space between marks is called a chapter.
  • Movie object (MovieObject): A collection of commands for controlling playback.
  • Title A collection of playlists (recognizable by the user).
  • clip AV stream (ClipAVStream), clip information (Cliplnformation), play item (Playltem), play list (PlayList), mark (Mark) ), A movie object (MovieObject), a force S described as a title (Title), data having substantially the same contents, a file, etc.
  • ClipAVStream clip information
  • Cliplnformation clip information
  • Playltem play item
  • PlayList play list
  • Mark Mark
  • a movie object MoreObject
  • a force S described as a title (Title)
  • data having substantially the same contents, a file, etc. can be applied to the present invention.
  • FIG. 3 shows the playlist (PlayList) and play item (Playltem) described with reference to FIG. ),
  • a clip (Clip), clip information (Cliplnformation), and a clip AV stream (ClipAV Stream) are UML (Unified Modeling Language) diagrams.
  • a play list is associated with one or more play items, and a play item is associated with one clip.
  • a plurality of play items having different start points and / or end points can be associated with one clip.
  • 1 clip 1 stream AV stream file is referenced.
  • one clip information file is referenced from one clip.
  • the clip AV stream file and the clip information file have a one-to-one correspondence.
  • the same clip can be referred to from a plurality of playlists. You can also specify multiple clips from one playlist.
  • a clip is referenced by the IN and OUT points indicated on the play item in the playlist.
  • the clip 200 refers to the play item 220 force of the playlist 210 and refers to the section indicated by the play point and the OUT point.
  • the clip 201 refers to the section indicated by the IN point and OUT point from the play item 222 of the playlist 211, and refers to the section indicated by the OUT point.
  • a playlist can have a sub path corresponding to a sub play item with respect to a main path mainly corresponding to a play item to be reproduced.
  • a post-audio audio play item attached to the play list can be included in the play list as a sub play item.
  • Power to be omitted in detail A playlist can be held with the power S to have a sub-play item only when a predetermined condition is satisfied.
  • data recorded on the information recording medium (media) includes movie objects (MovieObiect), playlists (Play There are a list and a clip, and the clip includes a file of clip information (Cliplnformation) and a clip AV stream (ClipAVStream).
  • Files are managed hierarchically according to the directory structure. First, one directory (the root directory in the example of FIG. 6) is created on the recording medium. The area under this directory is managed by one recording / playback system.
  • a directory [BDMV] and a directory [AVCHDTN] are placed under the norate directory.
  • AVCHDTN for example, a thumbnail file obtained by reducing a representative image of a clip to a predetermined size is placed.
  • the directory [BDMV] stores the data structure described using FIG.
  • the index file [index, bdmv] describes the contents of the directory BDMV.
  • the movie object file [MovieObject.bdmv] stores information on one or more movie objects.
  • the playlist directory [PLAYLIST] is a directory in which a playlist database is placed. That is, the playlist directory [PLAYLIST] includes a playlist file [xxxxx.mpls] that is a file related to a movie playlist.
  • the playlist file [xxxxx.mpls] is a file created for each movie playlist. In the file name, [xxxxx] before the [ ⁇ ] (period) is a five-digit number, and [mpls] after the period is a fixed extension for this type of file.
  • the clip information directory [CLIPINF] is a directory in which a clip database is placed. That is, clip information directory [CLIPINF] includes the clip information file [ ⁇ ⁇ clpi] for each clip AV stream off aisle. In the file name, [zzzzz] before the [ ⁇ ] (period) is a five-digit number, and [clpi] after the period Is a fixed extension to this type of file.
  • the stream directory [STREAM] is a directory in which an actual AV stream file is placed. That is, the stream directory [STREAM] includes a clip AV stream file corresponding to each clip information file.
  • the clip AV stream file is composed of MPEG2 (Moving Pictures Experts Group 2) transport stream (hereinafter abbreviated as MPEG2 TS), and the file name is [ ⁇ ⁇ m2ts].
  • MPEG2 TS Motion Pictures Experts Group 2 transport stream
  • [zzzzz] before the period is the same as the corresponding clip information file, so that the correspondence between the clip information file and the clip AV stream file can be easily grasped.
  • thumbnail image tidx stores a thumbnail image that has been converted into a signature.
  • the thumbnail file thu mbnail.tdt2 stores an unencrypted thumbnail image.
  • a thumbnail image corresponding to a clip shot by the user with a video camera is considered to be copy-free and does not need to be encrypted, and is stored in this thumbnail file thumbnail, tdt 2.
  • FIG. 7 a procedure for generating a playlist together with a clip of an AV stream in accordance with recording by a video camera is described with reference to FIGS. 7 to 8.
  • FIG. 7 a procedure for generating a playlist together with a clip of an AV stream in accordance with recording by a video camera is described with reference to FIGS. 7 to 8.
  • Figs. 7 (a), (b), Fig. 8 (c), (d) show clips and play when the user repeatedly starts and stops the recording process in the order of (a) to (d).
  • the list generation process is shown.
  • one play item is created for each section in which the user starts recording and stops recording.
  • a clip AV stream file is created at the end of the recorded / captured stream, and a clip information file is also created.
  • a clip is a unit that requires continuous synchronized playback, that is, playback that guarantees real-time playback.
  • a mark as an entry mark (entry mark) is added to the head of the play item (the entry mark in the playlist is "playlist”).
  • Mark PLM
  • Each entry mark is an entry position where the user accesses the stream. Therefore, the section divided between adjacent entry marks (as well as the section from the last mark to the end of the last play item) is the smallest editing unit or “chapter” visible to the user.
  • the play list playback order is defined by arranging the play items in the playback order and arranging the entry marks in the playback order.
  • the index As described above with reference to FIGS. 2 to 6, in the AVCHD format, the index,
  • Playlist (PlayList)
  • Each of these files is generated and recorded in a database.
  • Content as actual data is recorded in an AV stream file, and is recorded in a database file composed of various management information S, index to clip information corresponding to the content. If you want to edit or play back the recorded data after data recording, or if you want to add new data, add the information necessary for processing before starting these processes. Must be read from each file in the database. Therefore, when necessary information is distributed and recorded in a plurality of files, it is necessary to access the plurality of files, and it takes time to collect the necessary information.
  • index file information necessary for performing these editing, reproduction, and additional recording processes is recorded in the index file.
  • record in the manufacturer's private data area of the index file is recorded in the index file.
  • the information processing apparatus of the present invention controls the data recording processing for the information recording medium.
  • data recording control is performed according to a data recording format having a predefined hierarchical management configuration (index to tag AV stream), and index information for the recorded data For index files that store
  • Specific information required for executing at least one of the above processes is stored and recorded on a recording medium, and update processing of these information is executed as necessary.
  • Information necessary for performing editing, reproduction, and additional recording includes the following information.
  • the above A— ;! to A—9 and B—;! To B—3 information is basically recorded in a playlist file or clip information file in the AVCHD format. The That is, it is distributed and recorded in a playlist file or a clip information file set corresponding to the AV stream file in which the AV stream is recorded. Therefore, when editing or playing back data, or when processing a new data or appending new data, the information necessary to perform each process is required before starting these processes. Must be read from each file.
  • the recording data of the index file is read by the apparatus when the medium is activated in the apparatus in which the data recording medium is mounted, and is stored in the memory (RAM) of the apparatus. Therefore, when editing or playing back data, or when adding new data, the necessary information can be acquired from the memory, and the appending, editing, and playback processes can be started quickly. It becomes possible.
  • FIG. 9 shows the syntax of the index file 300.
  • the index file [Index, bdmv] stores index information such as titles.
  • the index file [Index, bdmv] includes application information block [ApplInfoBDMV O], index information block [Indexes ()], and extension data block [WkExtensionData ()] 301 as entity data. It is.
  • FIG. 10 shows that various extension data that cannot be described in other blocks in the index information can be recorded in the extension data lock in the index file [Index, bdmv] shown in FIG.
  • data unique to the manufacturer can be recorded in the data block 302.
  • FIG. 302 An example of the data block 302 is shown in FIG.
  • data unique to the manufacturer can be recorded.
  • data unique to the manufacturer can be recorded in the manufacturer's private data block [MakersPrivateData ()] 303.
  • FIG. 12 is a configuration example of the maker's private data block [MakersPrivateData ()] 303 in the extension data block of the index information file shown in FIG.
  • data unique to the manufacturer can be recorded in the data block 304 here.
  • FIG. 13 is a diagram for explaining the configuration from the index file 300 to the maker's private data 303 and specific information recorded in the data block 304 in the maker's private data.
  • information necessary for editing, reproduction, and additional processing that is, the following information is recorded in the manufacturer's private data area in the index file.
  • Figure 1144 shows the information to be recorded in the manufacturer's private data area in the index file. The detailed detailed structure of the information is shown. .
  • the information information shown in Figure 1144 is the above information information AA —— ;; !! ⁇ AA——99 ,, BB —— ;; ! ⁇ BB——33 It is information information that corresponds to. .
  • the clip information information file is described as a clip file information file. .
  • the manufacturer's card in the Eindecks box file is used.
  • the above-mentioned information information is necessary when editing, replaying, and appending processing are performed in the Toto Data area. Record and record the process, and execute the process of updating and updating as necessary.
  • the data recording data of the index file is the same as the data recording media loaded with the data recording media.
  • Each information of A— ;! to A—6 is necessary as information for determining whether or not additional information can be added to the final real play list.
  • the real playlist is a playlist for the original 'title, which is recorded in the order in which the play items for the video stream recorded / captured by the video camera are recorded. Yes.
  • new data recording additional recording
  • the information A— ;! to A—6 is the information to be applied to this appendability determination. The details and necessity of each information are explained below.
  • Format file size limits are set for the playlist file size and clip information file size that can be recorded on media.
  • the upper limit of the file size of the playlist file is, for example, 600 kB (kilobytes).
  • the upper limit of the file size of one clip information file is 1 MB (megabytes), for example, the upper limit of the total file size of clip information files related to one playlist file is 2 MB, for example. Is done.
  • This information is in AVCHD format In the case of, it was recorded in a playlist file or clip information file, and it was necessary to read the information from each of these files when trying to execute additional processing.
  • the information required for this determination is the number of play items and the number of sub-passes in the playlist. Each of these numbers has an upper limit in terms of format, and when performing additional recording processing, it is necessary to determine whether or not recording using a playlist of additional recording candidates is possible without exceeding the upper limit. Become. In the AVCHD format, this information is recorded in the playlist file, and it is necessary to read the information from the playlist file when trying to execute the appending process.
  • the specified upper limit is set for the number of playlist marks that can exist in one playlist file.
  • a playlist mark is a concept that includes an entry mark as a mark that defines a chapter and a link point that indicates a playback start position that does not correspond to the chapter.
  • the number of playlist marks and the number of playlist marks that can exist in one playlist file Each format mark has a format upper limit (for example, 999).
  • the entry point (EP) will be briefly described.
  • an encoded stream such as an MPEG stream that has been subjected to inter-frame compression
  • the part where decoding can be started is often limited to a part such as the head of GOP (Group Of Picture).
  • start position information that can be decoded is required.
  • Start position of decoding unit In this example, GOP head position
  • force entry point EP.
  • A—5 Video information of clip information (type, frame rate, aspect, image size)
  • the video attribute of the clip is recorded in the clip information file.
  • the clip information file name is obtained from the playlist file that is the candidate for appending. It is necessary to acquire clip information corresponding to the clip information file name, and to acquire and verify the video information of the recorded data for the acquired clip information.
  • a maker's private data area is set as a recording area unique to the manufacturer of the data recording device, and information unique to the manufacturer can be recorded.
  • information unique to the manufacturer can be recorded.
  • the update timing is the following timing in the case of appending and in the case of editing: In the case of appending processing, recording is terminated, all stream data is written, and the above information is officially stored in the AVCH D format. After updating the specified database file, add and update the contents of A—1 to A—6 in the manufacturer's private data (MakersPrivateData) in the index file.
  • a new playlist is required when adding a video when it cannot be added to the final real playlist.
  • a new clip information file or clip AV stream file is required when adding a movie when it is set as one record and one file as a set specification, or when it cannot be added to the same file due to conditions such as video attributes. is there.
  • New playlists, clip information, and clip AV stream files are required for editing when it is necessary to actually set clip information and clip AV stream files separately, such as by dividing a movie. This may be the case when a mark is set or when a play item is divided, the playlist mark upper limit or play item upper limit in the playlist is exceeded, and a new playlist needs to be set.
  • the clip information and the AV stream file are set correspondingly, and the file number of the clip information and the file number of the clip AV stream are the same. Therefore, the file number recorded in the index file is the file number of the clip information for a valid data file.
  • the clip information file and clip AV stream file The file number may not exist in pairs, and each file number is recorded separately.
  • the file numbers of the clip information file and the clip AV stream file are individually recorded for the invalid file.
  • the update timing of each information of A-7 to A-9 described above is updated at the same timing as the information of A— ;! to A-6 described above. In other words, the following timing is used for both appending and editing.
  • a process of displaying the total playback time from the beginning of the media at the current playback position on the display during playback may be executed. Also, when the playback device recognizes the media, the total playback time of the content in the media may be displayed. [0123] In order to execute these processes, the playback time of each playlist recorded on the medium is required. In the AVCHD format, each playback time is recorded in the playlist file. In normal processing, the playback time cannot be calculated unless the playlist file is read.
  • the playback device can acquire the playback time of playlists other than the playlist that is currently being played and read without reading those playlist files.
  • the total playback time can be displayed based on information recorded in the index file during video playback or media recognition!
  • the data update timing of [B— 1.Playlist total playback time] recorded in the index file is Similar to the update timing of each information of A— ;! to A—6 described above, it is the end of each process of appending and editing.
  • the playlist file recorded on the other device includes a plurality of chapters, it is displayed as a playlist of one chapter.
  • these B-2, B-3 information is recorded in the index file.
  • the playback device can acquire the playback time of playlists other than the playlist that is currently being played and read without reading those playlist files.
  • the total playback time can be displayed based on information recorded in the index file during video playback or media recognition!
  • the recording device When the recording device recognizes the media, it analyzes each playlist,
  • the information is updated even when the information is changed due to additional writing or editing.
  • the updating during the additional writing or editing processing is the same as the information updating processing such as A— ;! to A-6 described above. It is fi at the same timing.
  • the flowchart shown in Fig. 15 is an example of a processing sequence executed in an apparatus capable of performing data recording on the medium in the above-described AVCHD format and reproducing, editing, and additionally recording the recorded data.
  • this is a process executed under the control of the recording / reproducing control unit 110 in the apparatus configuration example shown in FIG.
  • step S101 when a data recordable / reproducible medium is recognized, in step S102, the information written in the index file in the database file recorded on the medium is stored in a memory in the apparatus, for example, FIG. Write to RAM113 in the configuration shown in 1. With this process, the following data recorded in the manufacturer's private data area in the index file is read and written to memory.
  • A--5 Clip attribute video attributes (type, frame rate, aspect, image size) A--6. Play list's own device / other device judgment result
  • step S103 recorded on the medium; On the basis of,
  • step S104 it is determined whether or not there is a reproduction execution request. If there is a reproduction execution request, in step S105, information necessary for the reproduction process, that is, the following information described above,
  • information B- ;! to B-3 required for the playback process can be acquired by acquiring the read information from the memory at the time of starting the medium, and the playback process can be performed quickly. It becomes possible to start.
  • step S106 it is determined whether or not there is a request for execution of the appending process or editing process. If there is a request for executing the appending process or editing process, execution of the appending process or editing process is performed in step S107.
  • Information required for the following that is, the following information described above, A.
  • Pieces of information are acquired from the memory, and an additional recording process or an editing process is executed.
  • the information A— ;! to A—9 required for the additional writing or editing process can be acquired by acquiring the read information from the memory at the time of starting the medium.
  • the editing process can be started quickly.
  • step S107 When the appending process or the editing process in step S107 ends, the process proceeds to step S108, and the database file recorded in accordance with the AVCHD format is updated. Necessary data updates generated by the appending or editing process are executed on the clip information file. Further, the process proceeds to step S109, and information update processing of each of the information A— ;! to 9, B— ;! to 3 recorded in the index file is executed.
  • the information processing apparatus of the present invention needs to be referred to during reproduction processing, editing processing, and data addition of recorded data on a medium (information recording medium) under the control of the control unit.
  • Information is recorded in an index file and updated according to changes in the recorded data. Since the index file information is written to the memory (RAM) in the device when the media is recognized, the necessary information is immediately obtained from the information in the memory when starting playback processing, editing processing, or appending processing in the device.
  • the process of accessing individual playlist files and clip information files and acquiring necessary information can be omitted, and playback, editing, and appending processes can be started quickly.
  • FIG. 15 shows an example of a processing sequence of an apparatus that executes all of reproduction and editing of recorded data and data addition as described above.
  • This sequence is merely an example.
  • an apparatus that executes reproduction processing may be configured to execute only the processing of steps S101 ⁇ S102 ⁇ S104 ⁇ S105.
  • the recorded information of the index file can be applied as necessary information for the playback process.
  • the apparatus that executes editing or additional recording of recorded data can omit the processes of steps S104 and S105. In this case as well, necessary information for editing and appending It becomes possible to apply the recording information of the defect file.
  • the program can be recorded in advance on a hard disk or ROM (Read Only Memory) as a recording medium.
  • the program can be stored temporarily or permanently on a removable recording medium such as a flexible disk, CD-ROM (Compact Disc Read Only Memory), MO (Magneto optic al) disk, DVD (Digital Versatile Disc), magnetic disk, or semiconductor memory. Can be stored (recorded) automatically.
  • a removable recording medium can be provided as a so-called package software.
  • the program is installed on the computer from the removable recording medium as described above, or is wirelessly transferred from the download site to the computer, or via a network such as a LAN (Local Area Network) or the Internet.
  • the program can be transferred by Arizumi, and the computer can receive the program transferred in this way and install it on a built-in recording medium such as a hard disk.
  • the configuration for recording data in accordance with the data recording format having the hierarchical management configuration such as the AVCHD format can be applied to the recording data. Since the index file storing the index information is configured to store the specific information necessary for the recording data playback processing, editing processing, or data recording processing on the information recording medium, the recording data playback, editing, In addition, it is not necessary to read out various files and acquire necessary information in the additional recording process, and it is possible to quickly reproduce or edit the recorded data or perform the additional recording process.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

L'invention concerne une configuration d'enregistrement de données faisant intervenir le format AVCHD et permettant d'effectuer rapidement une reproduction, une édition et une écriture supplémentaire. Dans une configuration destinée à effectuer un enregistrement de données selon un format d'enregistrement de données présentant une configuration de gestion hiérarchique prédéfinie, notamment le format AVCHD, un fichier d'index contenant des informations d'index concernat les données enregistrées stocke des informations particulières requises pour la reproduction des données enregistrées ou pour l'édition des données enregistrées ou pour une écriture supplémentaire de données. Grâce à cette configuration, lors d'une reproduction, d'une édition, d'une écriture supplémentaire de données enregistrées, il est possible d'effectuer rapidement un traitement sans qu'il soit nécessaire de lire des fichiers variés pour acquérir des informations.
PCT/JP2007/065098 2006-08-10 2007-08-01 Dispositif de traitement d'informations, procédé de traitement d'informations, et programme informatique associé WO2008018344A1 (fr)

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EP07791778A EP2051515A4 (fr) 2006-08-10 2007-08-01 Dispositif de traitement d'informations, procédé de traitement d'informations, et programme informatique associé
CN2007800013230A CN101356807B (zh) 2006-08-10 2007-08-01 信息处理设备、信息处理方法
US12/089,456 US8582951B2 (en) 2006-08-10 2007-08-01 Information processing device, information processing method, and computer program
KR1020087008584A KR101331290B1 (ko) 2006-08-10 2007-08-01 정보 처리 장치, 정보 처리 방법 및 컴퓨터 프로그램이 기록된 컴퓨터 판독가능 기록 매체

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4656021B2 (ja) * 2006-08-10 2011-03-23 ソニー株式会社 情報処理装置、および情報処理方法、並びにコンピュータ・プログラム
JP5017317B2 (ja) * 2009-05-25 2012-09-05 株式会社日立製作所 記録方法、記録装置
JP5292258B2 (ja) * 2009-10-23 2013-09-18 日立コンシューマエレクトロニクス株式会社 データ記録方法、データ記録装置、およびデータ記録媒体
JP2012022727A (ja) * 2010-07-12 2012-02-02 Hitachi Consumer Electronics Co Ltd データ記録方法、データ記録装置、およびデータ記録媒体
CN103517135B (zh) * 2012-06-28 2017-02-08 Tcl集团股份有限公司 一种连续播放mp4格式视频文件的方法、系统及电视
CN108702479A (zh) * 2016-02-19 2018-10-23 索尼公司 信息处理设备、信息处理方法和程序

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11243529A (ja) * 1998-02-26 1999-09-07 Victor Co Of Japan Ltd 記録媒体及び画像信号符号化装置
JP2002056651A (ja) * 2000-04-21 2002-02-22 Sony Corp 記録装置および方法、再生装置および方法、記録媒体、プログラム、並びに記録媒体
US20030228134A1 (en) 2002-06-05 2003-12-11 Kim Mi Hyun Method of maintaining edit summary information on a rewritable storage medium
JP2005004850A (ja) 2003-06-11 2005-01-06 Sony Corp 情報処理装置および方法、プログラム記録媒体、並びにプログラム
WO2006030767A1 (fr) * 2004-09-13 2006-03-23 Matsushita Electric Industrial Co., Ltd. Dispositif de traitement de donnees
EP1667037A1 (fr) 2003-09-25 2006-06-07 Sony Corporation Dispositif d'enregistrement, dispositif de reproduction, methode de gestion de fichiers, programme de methode pour gerer des fichiers, et support d'enregistrement contenant un programme de methode pour une gestion de fichiers
EP1667153A1 (fr) 2003-09-19 2006-06-07 Ricoh Company, Ltd. Enregistreur, procede d'enregistrement, et support d'enregistrement porteur de logiciel
EP1672534A1 (fr) 2003-10-10 2006-06-21 Sony Corporation Systeme de gestion de fichiers

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001082611A1 (fr) * 2000-04-21 2001-11-01 Sony Corporation Procede et appareil de traitement d'informations, support enregistre, et programme
CN1186930C (zh) * 2000-04-21 2005-01-26 索尼公司 记录设备和方法、再现设备和方法
WO2001082610A1 (fr) * 2000-04-21 2001-11-01 Sony Corporation Appareil et procede de traitement d'informations, programme et support enregistre
JP4409792B2 (ja) * 2001-06-22 2010-02-03 ソニー株式会社 データ伝送装置および方法、記録媒体並びにプログラム
EP1568030B1 (fr) * 2002-11-22 2015-01-21 LG Electronics, Inc. Support d'enregistrement presentant une structure de donnees pour une gestion de reproduction de donnees video presentant plusieurs chemins de reproduction, enregistrees sur cette structure ; ainsi que procedes et appareils d'enregistrement et de reproduction associes
BRPI0410197A (pt) * 2003-05-09 2006-06-06 Lg Electronics Inc meio fìsico de gravação do tipo gravação única, método de formatação, método de gravar informação de gerenciamento no mesmo, método de gravar dados de gerenciamento no mesmo, método de reproduzir dados do mesmo e aparelho para gravar dados de gerenciamento no mesmo
JP3982465B2 (ja) * 2003-06-26 2007-09-26 ソニー株式会社 ディスク装置およびディスク装置の制御方法、ならびに、ディスク装置の制御プログラム
JP4585802B2 (ja) 2004-07-20 2010-11-24 キヤノン株式会社 レンズ装置および撮像システム及び交換レンズシステム
US7616864B2 (en) * 2004-07-22 2009-11-10 Panasonic Corporation Playback apparatus for performing application-synchronized playback
JP4715633B2 (ja) * 2006-05-19 2011-07-06 ソニー株式会社 記録装置、記録方法および記録プログラム、ならびに、編集装置、編集方法および編集プログラム
JP4850605B2 (ja) * 2006-07-18 2012-01-11 株式会社日立製作所 映像記録方法
JP4656021B2 (ja) * 2006-08-10 2011-03-23 ソニー株式会社 情報処理装置、および情報処理方法、並びにコンピュータ・プログラム

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11243529A (ja) * 1998-02-26 1999-09-07 Victor Co Of Japan Ltd 記録媒体及び画像信号符号化装置
JP2002056651A (ja) * 2000-04-21 2002-02-22 Sony Corp 記録装置および方法、再生装置および方法、記録媒体、プログラム、並びに記録媒体
US20030228134A1 (en) 2002-06-05 2003-12-11 Kim Mi Hyun Method of maintaining edit summary information on a rewritable storage medium
JP2005004850A (ja) 2003-06-11 2005-01-06 Sony Corp 情報処理装置および方法、プログラム記録媒体、並びにプログラム
EP1667153A1 (fr) 2003-09-19 2006-06-07 Ricoh Company, Ltd. Enregistreur, procede d'enregistrement, et support d'enregistrement porteur de logiciel
EP1667037A1 (fr) 2003-09-25 2006-06-07 Sony Corporation Dispositif d'enregistrement, dispositif de reproduction, methode de gestion de fichiers, programme de methode pour gerer des fichiers, et support d'enregistrement contenant un programme de methode pour une gestion de fichiers
EP1672534A1 (fr) 2003-10-10 2006-06-21 Sony Corporation Systeme de gestion de fichiers
WO2006030767A1 (fr) * 2004-09-13 2006-03-23 Matsushita Electric Industrial Co., Ltd. Dispositif de traitement de donnees

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2051515A4

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JP4656021B2 (ja) 2011-03-23
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JP2008047163A (ja) 2008-02-28
US8582951B2 (en) 2013-11-12
CN101356807A (zh) 2009-01-28
EP2051515A4 (fr) 2012-07-18
TWI354202B (fr) 2011-12-11
TW200832130A (en) 2008-08-01
US20080212223A1 (en) 2008-09-04
EP2051515A1 (fr) 2009-04-22
KR20090040247A (ko) 2009-04-23

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